ATE258206T1 - TERNARY POLYMER MIXTURE AND FILM BASED THEREOF AND EASY-TO-OPEN PACKAGING MADE THEREFROM - Google Patents
TERNARY POLYMER MIXTURE AND FILM BASED THEREOF AND EASY-TO-OPEN PACKAGING MADE THEREFROMInfo
- Publication number
- ATE258206T1 ATE258206T1 AT99919222T AT99919222T ATE258206T1 AT E258206 T1 ATE258206 T1 AT E258206T1 AT 99919222 T AT99919222 T AT 99919222T AT 99919222 T AT99919222 T AT 99919222T AT E258206 T1 ATE258206 T1 AT E258206T1
- Authority
- AT
- Austria
- Prior art keywords
- easy
- polymer mixture
- made therefrom
- film based
- open packaging
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
- B65D75/52—Details
- B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
- B65D75/5855—Peelable seals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0869—Acids or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0869—Acids or derivatives thereof
- C08L23/0876—Neutralised polymers, i.e. ionomers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Wrappers (AREA)
- Packages (AREA)
- Closures For Containers (AREA)
Abstract
Object of the present invention is an extrudable blend comprising (i) a copolymer of ethylene and acrylic acid or methacrylic acid (ii) a modified EVA copolymer and (iii) a polybutylene. Included are the films comprising said blend in the sealant layer or in a layer directly adhered to the sealant layer, and the easy-to-open packages obtained therefrom.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98106960 | 1998-04-16 | ||
PCT/EP1999/002411 WO1999054398A1 (en) | 1998-04-16 | 1999-04-09 | Ternary polymer blend, the film containing it, and the easy-to-open package made therewith |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE258206T1 true ATE258206T1 (en) | 2004-02-15 |
Family
ID=8231772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99919222T ATE258206T1 (en) | 1998-04-16 | 1999-04-09 | TERNARY POLYMER MIXTURE AND FILM BASED THEREOF AND EASY-TO-OPEN PACKAGING MADE THEREFROM |
Country Status (9)
Country | Link |
---|---|
US (1) | US6476137B1 (en) |
EP (1) | EP1084186B1 (en) |
AT (1) | ATE258206T1 (en) |
AU (1) | AU759124B2 (en) |
CA (1) | CA2328378C (en) |
DE (1) | DE69914326T2 (en) |
ES (1) | ES2213365T3 (en) |
NZ (1) | NZ507109A (en) |
WO (1) | WO1999054398A1 (en) |
Families Citing this family (65)
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WO1997048554A1 (en) * | 1996-06-21 | 1997-12-24 | The Dow Chemical Company | Peelable-seal compositions and sealant film layers |
USH1727H (en) | 1996-07-17 | 1998-05-05 | Jones; Gregory K. | Heat sealable packaging materials having a peelable, easy-opening feature |
WO1998005706A1 (en) * | 1996-08-02 | 1998-02-12 | Cryovac, Inc. | Film having grafted fatty amide in outerfilm layer |
JP3681488B2 (en) * | 1996-11-19 | 2005-08-10 | 三井・デュポンポリケミカル株式会社 | Ethylene copolymer composition and easy-open sealing material using the same |
US6476137B1 (en) * | 1998-04-16 | 2002-11-05 | Cryovac, Inc. | Ternary polymer blend, the film containing it, and the easy-to-open package made therewith |
-
1999
- 1999-04-09 US US09/673,770 patent/US6476137B1/en not_active Expired - Lifetime
- 1999-04-09 AT AT99919222T patent/ATE258206T1/en not_active IP Right Cessation
- 1999-04-09 WO PCT/EP1999/002411 patent/WO1999054398A1/en active IP Right Grant
- 1999-04-09 AU AU37071/99A patent/AU759124B2/en not_active Expired
- 1999-04-09 ES ES99919222T patent/ES2213365T3/en not_active Expired - Lifetime
- 1999-04-09 DE DE69914326T patent/DE69914326T2/en not_active Expired - Lifetime
- 1999-04-09 CA CA002328378A patent/CA2328378C/en not_active Expired - Lifetime
- 1999-04-09 EP EP99919222A patent/EP1084186B1/en not_active Expired - Lifetime
- 1999-04-09 NZ NZ507109A patent/NZ507109A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2328378C (en) | 2008-11-04 |
EP1084186B1 (en) | 2004-01-21 |
DE69914326D1 (en) | 2004-02-26 |
CA2328378A1 (en) | 1999-10-28 |
EP1084186A1 (en) | 2001-03-21 |
AU3707199A (en) | 1999-11-08 |
DE69914326T2 (en) | 2004-10-14 |
WO1999054398A1 (en) | 1999-10-28 |
AU759124B2 (en) | 2003-04-03 |
ES2213365T3 (en) | 2004-08-16 |
US6476137B1 (en) | 2002-11-05 |
NZ507109A (en) | 2002-07-26 |
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |